Directions

Safe for:
Dishwasher. Freezer. Microwave. Oven (Glass Base Only).
Only stack with lid on. Wash before using.
Valve Instructions: With the open/close valve, use your box directly from the freezer (valve closed) to the microwave helps prevent the food from drying out, and spitting out during reheating.
Glass Container is oven safe up to 425 degrees F. (without lid). Avoid closing the valve immediately when the food is still hot. Suitable for use in refrigerators and freezers (Max -4 Degrees F.). Use in freezer with cover and valve closed. Avoid putting a container full of liquid in the freezer.